TXS 2320+343 multiwavelength SED

Also known as 1FGL J2322.6+3435, 1FLAT J232244.0+343614, 1OUNYU J232244+3436.2, 2FGL J2322.6+3435, 2FHL J2322.5+3436, 2WHSP J232243.9+343612, 3FGL J2322.5+3436, 3HSP J232244.0+343614, 5BZG J2322+3436, BZB J2322+3436, CRATES J232243+343610, TEX 2320+343.

• Class: BL Lac
• Redshift: z = 0.094
• Position (ICRS): RA 350.68339°, Dec 34.60385°
• Data: 3,688 points (15 upper limits) from 32 catalogues
• Dated data: 2010–2024 (MJD 55244–60609)
• Undated catalogue values: 81
• Frequency range of detections: log ν = 8.2–26.2 [Hz] (radio, microwave, infrared, optical, X-ray, γ-ray)
• Swift measurements analysed by MMDC: 102 UVOT and 66 XRT
• Largest catalogues (points): ZTF (1,817), ASAS-SN (747), NEOWISE (658), MMDCXRT (117), WISEME (82)

Get the data

• The SED as CSV from the MMDC SED API (docs.mmdc.am).
• In Python, with astro-mmdc:

  from astro_mmdc import MMDC
  sed = MMDC().sed.get(ra=350.68339, dec=34.60385, name="TXS 2320+343")

• The interactive SED plot, with time filtering and modeling (needs JavaScript).

Other BL Lac objects

• RBS 0042
• BL Lac
• B3 0045+395
• B2 2125+35
• 1ES 0120+340
• S2 0109+22

How to cite

Sahakyan, N., Vardanyan, V., Giommi, P., et al. 2024, AJ, 168, 289, doi:10.3847/1538-3881/ad8231 (arXiv:2410.01207).